How to focus the multimedia projector of Shenzhen Cool Shadow Co., Ltd.?

1. autofocus with the remote control: press the "auto" key on the remote control, and many projectors will automatically adjust according to the picture.

2. Manual adjustment: The projector needs manual focusing. There are one or more adjustment rings, sliders or buttons on the projector lens. The focal length of the lens can be changed by rotating, moving or operating these components.

3. Adjust the projection distance: If the image is blurred, it is due to the improper distance from the screen. Try to shorten or widen the distance between the projector and the screen appropriately to see if there is any improvement.

4. Adjust the image size: If the image is too large or too small, you can use the zoom-in/zoom-out function buttons (such as Zoom+/-) provided on the remote control to change the display area size. By properly setting the image size, it can help to obtain the required clarity and visual effect.

5. Check the status of the bulb and filter: make sure that the bulb works normally and is not damaged. Before using the projector, please check and clean or replace the filter to prevent dust and impurities from adversely affecting the focusing effect.

6. Update the driver and firmware: consider visiting official website of Shenzhen Cool Shadow Co., Ltd. to find the latest driver and firmware version suitable for the projector model.